cesium 137

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Word: Cesium-137

Part of Speech: Noun

Definition: Cesium-137 is a specific type of cesium that is radioactive. It is often used in medicine, especially in radiation therapy to treat certain kinds of cancer.

Usage Instructions:

When you use "cesium-137," you are typically discussing topics related to science, medicine, or radiation. It’s a technical term, so it is not commonly used in everyday conversation but is important in specific fields.

Example Sentence:

"The doctor explained that cesium-137 could help shrink the tumor during the radiation therapy."

Advanced Usage:

In more advanced discussions, cesium-137 may be mentioned in the context of its half-life (about 30 years), its use in industrial gauges, or its role in environmental studies after nuclear accidents.

Word Variants:

• Cesium: The element itself (not radioactive).
• Isotope: Refers to different forms of the same element that have the same number of protons but different numbers of neutrons.

Different Meanings:

While "cesium-137" has a specific meaning in science, the word "cesium" alone refers to the chemical element itself, which is used in atomic clocks and other technologies.

Synonyms:

• There are no direct synonyms for "cesium-137," but you can refer to it as a "radioactive isotope" in a broader sense.

Idioms and Phrasal Verbs:

There are no idioms or phrasal verbs specifically related to "cesium-137," as it is a scientific term.

Summary:

Cesium-137 is an important radioactive isotope used mainly in medical treatments.

Academic

Noun

1. a radioactive isotope of cesium used in radiation therapy